<!DOCTYPE html>
<html>
  <head>
    <style>
      .testDiv {
        font-size: 72px;
        -webkit-writing-mode: vertical-rl;
      }
    </style>
  </head>
  <body>
    <!-- This expectation depends on the ellipsis is U+2026. -->
    <div class="testDiv"><span id="target" style="font-family: Ahem">B</span>&#x2026;</div>
    <script>
      var range = document.createRange();
      range.selectNode(document.getElementById("target"));
      window.getSelection().addRange(range);
    </script>
  </body>
</html>
